using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Xml;
using TradeIdeas.XML;

namespace TradeIdeas.TIProGUI.Charting
{
    public class IndicatorParameter
    {
        public string Name { get; set; }
        public string ReferenceId { get; set; }
        public string Format { get; set; }
        public string Description { get; set; }
        public double Minimum { get; set; }
        public double Maximum { get; set; }

        /// <summary>
        /// The server generated id for the chart indicator that this parameter belongs to.
        /// </summary>
        public int ColumnId { get; set; }
        /// <summary>
        /// The default value of the parameter.
        /// </summary>
        public double DefaultValue { get; set; }

        /// <summary>
        /// The current value of the parameter.
        /// </summary>
        public double Value { get; set; }

        public IndicatorParameter() { }

        public void SaveLayout(XmlNode parent)
        {
            parent.SetProperty("NAME", Name);
            parent.SetProperty("REFERENCE_ID", ReferenceId);
            parent.SetProperty("DESCRIPTION", Description);
            parent.SetProperty("FORMAT", Format);
            parent.SetProperty("MINIMUM", Minimum);
            parent.SetProperty("MAXIMUM", Maximum);
            parent.SetProperty("DEFAULT_VALUE", DefaultValue);
            parent.SetProperty("VALUE", Value);
        }

        public void Restore(XmlNode description, int? index = null)
        {
            string propertySuffix = "";
            if (index.HasValue)
                propertySuffix = index.Value.ToString();

            Name = description.Property("NAME" + propertySuffix, "");
            ReferenceId = description.Property("REFERENCE_ID" + propertySuffix, "");
            Description = description.Property("DESCRIPTION" + propertySuffix, "");
            Format = description.Property("FORMAT" + propertySuffix, "");
            Minimum = description.Property("MINIMUM" + propertySuffix, 1.0);
            Maximum = description.Property("MAXIMUM" + propertySuffix, 100);
            DefaultValue = description.Property("DEFAULT_VALUE" + propertySuffix, 0.00);
            ColumnId = description.Property("COLUMN_ID" + propertySuffix, 0);
            Value = description.Property("VALUE" + propertySuffix, double.NaN);
            if (double.IsNaN(Value))
                Value = DefaultValue;
        }

        public IndicatorParameter DeepCopy()
        {
            IndicatorParameter copy = new IndicatorParameter();
            copy.Name = Name;
            copy.ReferenceId = ReferenceId;
            copy.Description = Description;
            copy.Format = Format;
            copy.Minimum = Minimum;
            copy.Maximum = Maximum;
            copy.DefaultValue = DefaultValue;
            copy.ColumnId = ColumnId;
            copy.Value = Value;
            return copy;
         }
    }
}